线号42414038363432302826242220181614121086420线径0.0030.0040.0050.0080.0130.020.0320.0510.0810.1290.2050.3260.5180.8231.3092.0813.3095.2618.36613.321.1533.6353.481/0.061/0.071/0.081/0.101/0.1271/0.161/0.2031/0.261/0.321/0.401/0.501/0.651/0.801/1.021/1.291/1.631/2.051/2.601/3.261/4.121/5.201/6.5441/8.2547/0.067/0.087/0.107/0.127/0.167/0.207/0.267/0.307/0.407/0.5011/0.5017/0.5027/0.5026/0.6527/0.8026/1.0226/1.2926/1.638/0.0711/0.0811/0.109/0.1414/0.1411/0.20310/0.2610/0.3211/0.4017/0.4027/0.4042/0.4067/0.4040/0.6542/0.8042/1.0241/1.2911/0.0614/0.0716/0.0811/0.1219/0.1213/0.1812/0.2316/0.2617/0.3226/0.3241/0.3265/0.32104/0.3268/0.5064/0.6567/0.8066/1.0219/0.0621/0.0716/0.1026/0.1017/0.1616/0.20320/0.2325/0.2640/0.2654/0.2899/0.26157/0.26105/0.40107/0.50101/0.65106/0.8028/0.0625/0.0841/0.0822/0.1420/0.1826/0.20332/0.2350/0.2380/0.23126/0.23165/0.32168/0.40171/0.50161/0.6533/0.0745/0.0653/0.0773/0.0629/0.1242/0.1026/0.1634/0.1433/0.1841/0.1641/0.20352/0.1865/0.20382/0.203102/0.203130/0.18162/0.203206/0.1865/0.0846/0.1254/0.1465/0.16103/0.16164/0.16261/0.1666/0.1073/0.1265/0.127104/0.1085/0.14119/0.12166/0.10135/0.14183/0.12264/0.101,基准线规直径：直径5mil(0.005inch)为36AWG2，相邻号之间以几何级数计算：见右框中公式。3，例如:d